Flight Reliability
DL 5356 · Delta Air Lines
Norfolk → New York (ORF–JFK)
86
Pretty Reliable
WanderNerd Reliability Score
- 87%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 2.3%
- Cancelled
- 11 min early
- Median arrival delay
Based on 349 historical flights. Data through May 2026.
What the data says
Saturday is the weak spot.
DL 5356 arrived on time 92% of the time on Tuesdays. On Saturdays: 82%.
Better than the ORF–JFK route average.
DL 5356 arrived on time 87% of the time, versus 77% across the ORF–JFK route.
A bit ahead of the Delta Air Lines network.
DL 5356 arrived on time 87% of the time, versus 81% across the Delta Air Lines network.
Trending in the right direction.
DL 5356 arrived on time 90% of the time over the last three months in the data, compared with 80% in the three months before that.
The breakdown
- Mon87%(47 flights)
- Tue92%(48 flights)
- Wed90%(49 flights)
- Thu88%(50 flights)
- Fri84%(50 flights)
- Sat82%(49 flights)
- Sun88%(48 flights)
87%
May
Jun 87% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 30 |
| July 2025 | 84% | 31 |
| August 2025 | 97% | 31 |
| September 2025 | 87% | 30 |
| October 2025 | 90% | 31 |
| November 2025 | 83% | 29 |
| December 2025 | 68% | 19 |
| January 2026 | 79% | 24 |
| February 2026 | 92% | 24 |
| March 2026 | 87% | 31 |
| April 2026 | 97% | 30 |
| May 2026 | 87% | 31 |
- Departures on time
- 89%
- Diverted
- 0%
- Flights flown
- 341
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 349 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.